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p4zsms.F90 in NEMO/branches/2019/dev_r11943_MERGE_2019/src/TOP/PISCES/P4Z – NEMO

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source: NEMO/branches/2019/dev_r11943_MERGE_2019/src/TOP/PISCES/P4Z/p4zsms.F90 @ 12236

Last change on this file since 12236 was 12193, checked in by davestorkey, 4 years ago
2019/dev_r11943_MERGE_2019: Merge in dev_r12072_TOP-01_ENHANCE-11_cethe
Property svn:keywords set to `Id`
File size: 27.3 KB

Rev	Line
[3443]	1	MODULE p4zsms
	2	!!======================================================================
	3	!! * MODULE p4zsms *
	4	!! TOP : PISCES Source Minus Sink manager
	5	!!======================================================================
	6	!! History : 1.0 ! 2004-03 (O. Aumont) Original code
	7	!! 2.0 ! 2007-12 (C. Ethe, G. Madec) F90
	8	!!----------------------------------------------------------------------
[9169]	9	!! p4z_sms : Time loop of passive tracers sms
[3443]	10	!!----------------------------------------------------------------------
[9169]	11	USE oce_trc ! shared variables between ocean and passive tracers
	12	USE trc ! passive tracers common variables
	13	USE trcdta !
	14	USE sms_pisces ! PISCES Source Minus Sink variables
	15	USE p4zbio ! Biological model
	16	USE p4zche ! Chemical model
	17	USE p4zlys ! Calcite saturation
	18	USE p4zflx ! Gas exchange
[12193]	19	USE p4zbc ! External source of nutrients
[9169]	20	USE p4zsed ! Sedimentation
	21	USE p4zint ! time interpolation
	22	USE p4zrem ! remineralisation
	23	USE iom ! I/O manager
	24	USE trd_oce ! Ocean trends variables
	25	USE trdtrc ! TOP trends variables
	26	USE sedmodel ! Sediment model
	27	USE prtctl_trc ! print control for debugging
[3443]	28
	29	IMPLICIT NONE
	30	PRIVATE
	31
[4990]	32	PUBLIC p4z_sms_init ! called in p4zsms.F90
	33	PUBLIC p4z_sms ! called in p4zsms.F90
[3443]	34
[9169]	35	INTEGER :: numco2, numnut, numnit ! logical unit for co2 budget
	36	REAL(wp) :: alkbudget, no3budget, silbudget, ferbudget, po4budget
[12193]	37	REAL(wp) :: xfact, xfact1, xfact2, xfact3
[3443]	38
[9169]	39	REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xnegtr ! Array used to indicate negative tracer values
[5385]	40
[3443]	41	!!----------------------------------------------------------------------
[10067]	42	!! NEMO/TOP 4.0 , NEMO Consortium (2018)
[10069]	43	!! $Id$
[10068]	44	!! Software governed by the CeCILL license (see ./LICENSE)
[3443]	45	!!----------------------------------------------------------------------
	46	CONTAINS
	47
[11949]	48	SUBROUTINE p4z_sms( kt, Kbb, Kmm, Krhs )
[3443]	49	!!---------------------------------------------------------------------
	50	!! * ROUTINE p4z_sms *
	51	!!
	52	!! ** Purpose : Managment of the call to Biological sources and sinks
	53	!! routines of PISCES bio-model
	54	!!
	55	!! ** Method : - at each new day ...
	56	!! - several calls of bio and sed ???
	57	!! - ...
	58	!!---------------------------------------------------------------------
	59	!
[11949]	60	INTEGER, INTENT( in ) :: kt ! ocean time-step index
	61	INTEGER, INTENT( in ) :: Kbb, Kmm, Krhs ! time level index
[3443]	62	!!
[5385]	63	INTEGER :: ji, jj, jk, jnt, jn, jl
	64	REAL(wp) :: ztra
[3443]	65	CHARACTER (len=25) :: charout
[12193]	66	REAL(wp), ALLOCATABLE, DIMENSION(:,: ) :: zw2d
	67	REAL(wp), ALLOCATABLE, DIMENSION(:,:,: ) :: zw3d
	68	REAL(wp), ALLOCATABLE, DIMENSION(:,:,:,:) :: ztrdt ! 4D workspace
	69
[3443]	70	!!---------------------------------------------------------------------
	71	!
[9124]	72	IF( ln_timing ) CALL timing_start('p4z_sms')
[3443]	73	!
[4152]	74	IF( kt == nittrc000 ) THEN
	75	!
[5385]	76	ALLOCATE( xnegtr(jpi,jpj,jpk) )
	77	!
[9559]	78	IF( .NOT. ln_rsttr ) THEN
[11949]	79	CALL p4z_che( Kbb, Kmm ) ! initialize the chemical constants
	80	CALL ahini_for_at( hi, Kbb ) ! set PH at kt=nit000
[10382]	81	t_oce_co2_flx_cum = 0._wp
[9559]	82	ELSE
[11949]	83	CALL p4z_rst( nittrc000, Kbb, Kmm, 'READ' ) !* read or initialize all required fields
[4152]	84	ENDIF
	85	!
	86	ENDIF
	87	!
[11949]	88	IF( ln_pisdmp .AND. MOD( kt - 1, nn_pisdmp ) == 0 ) CALL p4z_dmp( kt, Kbb, Kmm ) ! Relaxation of some tracers
[3496]	89	!
[7646]	90	rfact = r2dttrc
[5385]	91	!
[12193]	92	! trends computation initialisation
	93	IF( l_trdtrc ) THEN
	94	ALLOCATE( ztrdt(jpi,jpj,jpk,jp_pisces) ) !* store now fields before applying the Asselin filter
	95	ztrdt(:,:,:,:) = tr(:,:,:,:,Kmm)
	96	ENDIF
	97	!
	98
[11949]	99	IF( ( ln_top_euler .AND. kt == nittrc000 ) .OR. ( .NOT.ln_top_euler .AND. kt <= nittrc000 + 1 ) ) THEN
[5385]	100	rfactr = 1. / rfact
[7646]	101	rfact2 = rfact / REAL( nrdttrc, wp )
[5385]	102	rfact2r = 1. / rfact2
	103	xstep = rfact2 / rday ! Time step duration for biology
[12193]	104	xfact = 1.e+3 * rfact2r
[5385]	105	IF(lwp) WRITE(numout,*)
[6140]	106	IF(lwp) WRITE(numout,*) ' Passive Tracer time step rfact = ', rfact, ' rdt = ', rdt
[5385]	107	IF(lwp) write(numout,*) ' PISCES Biology time step rfact2 = ', rfact2
	108	IF(lwp) WRITE(numout,*)
	109	ENDIF
	110
	111	IF( ( neuler == 0 .AND. kt == nittrc000 ) .OR. ln_top_euler ) THEN
	112	DO jn = jp_pcs0, jp_pcs1 ! SMS on tracer without Asselin time-filter
[11949]	113	tr(:,:,:,jn,Kbb) = tr(:,:,:,jn,Kmm)
[5385]	114	END DO
	115	ENDIF
	116	!
[12193]	117	IF( ll_bc ) CALL p4z_bc( kt, Kbb, Kmm, Krhs ) ! external sources of nutrients
[10222]	118	!
	119	#if ! defined key_sed_off
[11949]	120	CALL p4z_che( Kbb, Kmm ) ! computation of chemical constants
	121	CALL p4z_int( kt, Kbb, Kmm ) ! computation of various rates for biogeochemistry
[9559]	122	!
[3443]	123	DO jnt = 1, nrdttrc ! Potential time splitting if requested
	124	!
[11949]	125	CALL p4z_bio( kt, jnt, Kbb, Kmm, Krhs ) ! Biology
	126	CALL p4z_lys( kt, jnt, Kbb, Krhs ) ! Compute CaCO3 saturation
	127	CALL p4z_sed( kt, jnt, Kbb, Kmm, Krhs ) ! Surface and Bottom boundary conditions
	128	CALL p4z_flx( kt, jnt, Kbb, Kmm, Krhs ) ! Compute surface fluxes
[3443]	129	!
[7753]	130	xnegtr(:,:,:) = 1.e0
[3443]	131	DO jn = jp_pcs0, jp_pcs1
[5385]	132	DO jk = 1, jpk
	133	DO jj = 1, jpj
	134	DO ji = 1, jpi
[11949]	135	IF( ( tr(ji,jj,jk,jn,Kbb) + tr(ji,jj,jk,jn,Krhs) ) < 0.e0 ) THEN
	136	ztra = ABS( tr(ji,jj,jk,jn,Kbb) ) / ( ABS( tr(ji,jj,jk,jn,Krhs) ) + rtrn )
[5385]	137	xnegtr(ji,jj,jk) = MIN( xnegtr(ji,jj,jk), ztra )
	138	ENDIF
	139	END DO
	140	END DO
	141	END DO
	142	END DO
	143	! ! where at least 1 tracer concentration becomes negative
	144	! !
	145	DO jn = jp_pcs0, jp_pcs1
[11949]	146	tr(:,:,:,jn,Kbb) = tr(:,:,:,jn,Kbb) + xnegtr(:,:,:) * tr(:,:,:,jn,Krhs)
[5385]	147	END DO
	148	!
[12193]	149	IF( iom_use( 'INTdtAlk' ) .OR. iom_use( 'INTdtDIC' ) .OR. iom_use( 'INTdtFer' ) .OR. &
	150	& iom_use( 'INTdtDIN' ) .OR. iom_use( 'INTdtDIP' ) .OR. iom_use( 'INTdtSil' ) ) THEN
	151	!
	152	ALLOCATE( zw3d(jpi,jpj,jpk), zw2d(jpi,jpj) )
	153	zw3d(:,:,jpk) = 0.
	154	DO jk = 1, jpkm1
	155	zw3d(:,:,jk) = xnegtr(:,:,jk) * xfact * e3t(:,:,jk,Kmm) * tmask(:,:,jk)
	156	ENDDO
	157	!
	158	zw2d(:,:) = 0.
	159	DO jk = 1, jpkm1
	160	zw2d(:,:) = zw2d(:,:) + zw3d(:,:,jk) * tr(:,:,jk,jptal,Krhs)
	161	ENDDO
	162	CALL iom_put( 'INTdtAlk', zw2d )
	163	!
	164	zw2d(:,:) = 0.
	165	DO jk = 1, jpkm1
	166	zw2d(:,:) = zw2d(:,:) + zw3d(:,:,jk) * tr(:,:,jk,jpdic,Krhs)
	167	ENDDO
	168	CALL iom_put( 'INTdtDIC', zw2d )
	169	!
	170	zw2d(:,:) = 0.
	171	DO jk = 1, jpkm1
	172	zw2d(:,:) = zw2d(:,:) + zw3d(:,:,jk) * rno3 * ( tr(:,:,jk,jpno3,Krhs) + tr(:,:,jk,jpnh4,Krhs) )
	173	ENDDO
	174	CALL iom_put( 'INTdtDIN', zw2d )
	175	!
	176	zw2d(:,:) = 0.
	177	DO jk = 1, jpkm1
	178	zw2d(:,:) = zw2d(:,:) + zw3d(:,:,jk) * po4r * tr(:,:,jk,jppo4,Krhs)
	179	ENDDO
	180	CALL iom_put( 'INTdtDIP', zw2d )
	181	!
	182	zw2d(:,:) = 0.
	183	DO jk = 1, jpkm1
	184	zw2d(:,:) = zw2d(:,:) + zw3d(:,:,jk) * tr(:,:,jk,jpfer,Krhs)
	185	ENDDO
	186	CALL iom_put( 'INTdtFer', zw2d )
	187	!
	188	zw2d(:,:) = 0.
	189	DO jk = 1, jpkm1
	190	zw2d(:,:) = zw2d(:,:) + zw3d(:,:,jk) * tr(:,:,jk,jpsil,Krhs)
	191	ENDDO
	192	CALL iom_put( 'INTdtSil', zw2d )
	193	!
	194	DEALLOCATE( zw3d, zw2d )
	195	ENDIF
	196	!
[5385]	197	DO jn = jp_pcs0, jp_pcs1
[11949]	198	tr(:,:,:,jn,Krhs) = 0._wp
[5385]	199	END DO
[3443]	200	!
[5385]	201	IF( ln_top_euler ) THEN
	202	DO jn = jp_pcs0, jp_pcs1
[11949]	203	tr(:,:,:,jn,Kmm) = tr(:,:,:,jn,Kbb)
[5385]	204	END DO
	205	ENDIF
[3443]	206	END DO
	207	!
[5385]	208	IF( l_trdtrc ) THEN
	209	DO jn = jp_pcs0, jp_pcs1
[12193]	210	ztrdt(:,:,:,jn) = ( tr(:,:,:,jn,Kbb) - ztrdt(:,:,:,jn) ) * rfact2r
[11949]	211	CALL trd_trc( tr(:,:,:,jn,Krhs), jn, jptra_sms, kt, Kmm ) ! save trends
[5385]	212	END DO
[12193]	213	DEALLOCATE( ztrdt )
[5385]	214	END IF
[10222]	215	#endif
[5385]	216	!
[10222]	217	IF( ln_sediment ) THEN
[3443]	218	!
[11949]	219	CALL sed_model( kt, Kbb, Kmm, Krhs ) ! Main program of Sediment model
[3443]	220	!
[10222]	221	IF( ln_top_euler ) THEN
	222	DO jn = jp_pcs0, jp_pcs1
[11949]	223	tr(:,:,:,jn,Kmm) = tr(:,:,:,jn,Kbb)
[10222]	224	END DO
	225	ENDIF
	226	!
[3443]	227	ENDIF
	228	!
[11949]	229	IF( lrst_trc ) CALL p4z_rst( kt, Kbb, Kmm, 'WRITE' ) !* Write PISCES informations in restart file
[3443]	230	!
[5385]	231
[11949]	232	IF( lk_iomput .OR. ln_check_mass ) CALL p4z_chk_mass( kt, Kmm ) ! Mass conservation checking
[3481]	233
[11949]	234	IF( lwm .AND. kt == nittrc000 ) CALL FLUSH( numonp ) ! flush output namelist PISCES
[3443]	235	!
[9124]	236	IF( ln_timing ) CALL timing_stop('p4z_sms')
[3481]	237	!
[3443]	238	END SUBROUTINE p4z_sms
	239
[9124]	240
[3443]	241	SUBROUTINE p4z_sms_init
	242	!!----------------------------------------------------------------------
	243	!! * p4z_sms_init *
	244	!!
	245	!! ** Purpose : read PISCES namelist
	246	!!
	247	!! ** input : file 'namelist.trc.s' containing the following
	248	!! namelist: natext, natbio, natsms
	249	!!----------------------------------------------------------------------
[9124]	250	INTEGER :: ios ! Local integer output status for namelist read
	251	!!
[7646]	252	NAMELIST/nampisbio/ nrdttrc, wsbio, xkmort, ferat3, wsbio2, wsbio2max, wsbio2scale, &
[10416]	253	& ldocp, ldocz, lthet, no3rat3, po4rat3
[9124]	254	!
[4148]	255	NAMELIST/nampisdmp/ ln_pisdmp, nn_pisdmp
[3531]	256	NAMELIST/nampismass/ ln_check_mass
	257	!!----------------------------------------------------------------------
[9169]	258	!
	259	IF(lwp) THEN
	260	WRITE(numout,*)
	261	WRITE(numout,*) 'p4z_sms_init : PISCES initialization'
	262	WRITE(numout,*) '~~~~~~~~~~~~'
	263	ENDIF
[3443]	264
[4147]	265	READ ( numnatp_ref, nampisbio, IOSTAT = ios, ERR = 901)
[11536]	266	901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'nampisbio in reference namelist' )
[4147]	267	READ ( numnatp_cfg, nampisbio, IOSTAT = ios, ERR = 902 )
[11536]	268	902 IF( ios > 0 ) CALL ctl_nam ( ios , 'nampisbio in configuration namelist' )
[9169]	269	IF(lwm) WRITE( numonp, nampisbio )
	270	!
[3443]	271	IF(lwp) THEN ! control print
[9169]	272	WRITE(numout,*) ' Namelist : nampisbio'
	273	WRITE(numout,*) ' frequency for the biology nrdttrc =', nrdttrc
	274	WRITE(numout,*) ' POC sinking speed wsbio =', wsbio
	275	WRITE(numout,*) ' half saturation constant for mortality xkmort =', xkmort
[7646]	276	IF( ln_p5z ) THEN
[9169]	277	WRITE(numout,*) ' N/C in zooplankton no3rat3 =', no3rat3
	278	WRITE(numout,*) ' P/C in zooplankton po4rat3 =', po4rat3
[7646]	279	ENDIF
[9169]	280	WRITE(numout,*) ' Fe/C in zooplankton ferat3 =', ferat3
	281	WRITE(numout,*) ' Big particles sinking speed wsbio2 =', wsbio2
	282	WRITE(numout,*) ' Big particles maximum sinking speed wsbio2max =', wsbio2max
	283	WRITE(numout,*) ' Big particles sinking speed length scale wsbio2scale =', wsbio2scale
[7646]	284	IF( ln_ligand ) THEN
	285	IF( ln_p4z ) THEN
[9169]	286	WRITE(numout,*) ' Phyto ligand production per unit doc ldocp =', ldocp
	287	WRITE(numout,*) ' Zoo ligand production per unit doc ldocz =', ldocz
	288	WRITE(numout,*) ' Proportional loss of ligands due to Fe uptake lthet =', lthet
[7646]	289	ENDIF
	290	ENDIF
[3443]	291	ENDIF
	292
	293
[4147]	294	READ ( numnatp_ref, nampisdmp, IOSTAT = ios, ERR = 905)
[11536]	295	905 IF( ios /= 0 ) CALL ctl_nam ( ios , 'nampisdmp in reference namelist' )
[4147]	296	READ ( numnatp_cfg, nampisdmp, IOSTAT = ios, ERR = 906 )
[11536]	297	906 IF( ios > 0 ) CALL ctl_nam ( ios , 'nampisdmp in configuration namelist' )
[9169]	298	IF(lwm) WRITE( numonp, nampisdmp )
	299	!
[3443]	300	IF(lwp) THEN ! control print
	301	WRITE(numout,*)
[9169]	302	WRITE(numout,*) ' Namelist : nampisdmp --- relaxation to GLODAP'
	303	WRITE(numout,*) ' Relaxation of tracer to glodap mean value ln_pisdmp =', ln_pisdmp
	304	WRITE(numout,*) ' Frequency of Relaxation nn_pisdmp =', nn_pisdmp
[3443]	305	ENDIF
	306
[4147]	307	READ ( numnatp_ref, nampismass, IOSTAT = ios, ERR = 907)
[11536]	308	907 IF( ios /= 0 ) CALL ctl_nam ( ios , 'nampismass in reference namelist' )
[4147]	309	READ ( numnatp_cfg, nampismass, IOSTAT = ios, ERR = 908 )
[11536]	310	908 IF( ios > 0 ) CALL ctl_nam ( ios , 'nampismass in configuration namelist' )
[9169]	311	IF(lwm) WRITE( numonp, nampismass )
[4147]	312
[3531]	313	IF(lwp) THEN ! control print
[9169]	314	WRITE(numout,*)
	315	WRITE(numout,*) ' Namelist : nampismass --- mass conservation checking'
	316	WRITE(numout,*) ' Flag to check mass conservation of NO3/Si/TALK ln_check_mass = ', ln_check_mass
[3531]	317	ENDIF
[9124]	318	!
[3443]	319	END SUBROUTINE p4z_sms_init
	320
[9124]	321
[11949]	322	SUBROUTINE p4z_rst( kt, Kbb, Kmm, cdrw )
[3443]	323	!!---------------------------------------------------------------------
	324	!! * ROUTINE p4z_rst *
	325	!!
	326	!! ** Purpose : Read or write variables in restart file:
	327	!!
	328	!! WRITE(READ) mode:
	329	!! kt : number of time step since the begining of the experiment at the
	330	!! end of the current(previous) run
	331	!!---------------------------------------------------------------------
	332	INTEGER , INTENT(in) :: kt ! ocean time-step
[11949]	333	INTEGER , INTENT(in) :: Kbb, Kmm ! time level indices
[3443]	334	CHARACTER(len=*), INTENT(in) :: cdrw ! "READ"/"WRITE" flag
[9124]	335	!!---------------------------------------------------------------------
[3443]	336	!
	337	IF( TRIM(cdrw) == 'READ' ) THEN
	338	!
	339	IF(lwp) WRITE(numout,*)
	340	IF(lwp) WRITE(numout,*) ' p4z_rst : Read specific variables from pisces model '
	341	IF(lwp) WRITE(numout,*) ' ~~~~~~~~~~~~~~'
	342	!
	343	IF( iom_varid( numrtr, 'PH', ldstop = .FALSE. ) > 0 ) THEN
	344	CALL iom_get( numrtr, jpdom_autoglo, 'PH' , hi(:,:,:) )
	345	ELSE
[11949]	346	CALL p4z_che( Kbb, Kmm ) ! initialize the chemical constants
	347	CALL ahini_for_at( hi, Kbb )
[3443]	348	ENDIF
	349	CALL iom_get( numrtr, jpdom_autoglo, 'Silicalim', xksi(:,:) )
	350	IF( iom_varid( numrtr, 'Silicamax', ldstop = .FALSE. ) > 0 ) THEN
	351	CALL iom_get( numrtr, jpdom_autoglo, 'Silicamax' , xksimax(:,:) )
	352	ELSE
	353	xksimax(:,:) = xksi(:,:)
	354	ENDIF
	355	!
[4996]	356	IF( iom_varid( numrtr, 'tcflxcum', ldstop = .FALSE. ) > 0 ) THEN ! cumulative total flux of carbon
	357	CALL iom_get( numrtr, 'tcflxcum' , t_oce_co2_flx_cum )
	358	ELSE
	359	t_oce_co2_flx_cum = 0._wp
	360	ENDIF
	361	!
[7646]	362	IF( ln_p5z ) THEN
	363	IF( iom_varid( numrtr, 'sized', ldstop = .FALSE. ) > 0 ) THEN
[9909]	364	CALL iom_get( numrtr, jpdom_autoglo, 'sizep' , sizep(:,:,:) )
	365	CALL iom_get( numrtr, jpdom_autoglo, 'sizen' , sizen(:,:,:) )
[7646]	366	CALL iom_get( numrtr, jpdom_autoglo, 'sized' , sized(:,:,:) )
	367	ELSE
	368	sizep(:,:,:) = 1.
	369	sizen(:,:,:) = 1.
	370	sized(:,:,:) = 1.
	371	ENDIF
	372	ENDIF
	373	!
[3443]	374	ELSEIF( TRIM(cdrw) == 'WRITE' ) THEN
	375	IF( kt == nitrst ) THEN
	376	IF(lwp) WRITE(numout,*)
	377	IF(lwp) WRITE(numout,*) 'p4z_rst : write pisces restart file kt =', kt
	378	IF(lwp) WRITE(numout,*) '~~~~~~~'
	379	ENDIF
	380	CALL iom_rstput( kt, nitrst, numrtw, 'PH', hi(:,:,:) )
	381	CALL iom_rstput( kt, nitrst, numrtw, 'Silicalim', xksi(:,:) )
	382	CALL iom_rstput( kt, nitrst, numrtw, 'Silicamax', xksimax(:,:) )
[4996]	383	CALL iom_rstput( kt, nitrst, numrtw, 'tcflxcum', t_oce_co2_flx_cum )
[7646]	384	IF( ln_p5z ) THEN
[9909]	385	CALL iom_rstput( kt, nitrst, numrtw, 'sizep', sizep(:,:,:) )
	386	CALL iom_rstput( kt, nitrst, numrtw, 'sizen', sizen(:,:,:) )
[7646]	387	CALL iom_rstput( kt, nitrst, numrtw, 'sized', sized(:,:,:) )
	388	ENDIF
[3443]	389	ENDIF
	390	!
	391	END SUBROUTINE p4z_rst
	392
[9124]	393
[11949]	394	SUBROUTINE p4z_dmp( kt, Kbb, Kmm )
[3443]	395	!!----------------------------------------------------------------------
	396	!! * p4z_dmp *
	397	!!
	398	!! ** purpose : Relaxation of some tracers
	399	!!----------------------------------------------------------------------
	400	!
[11949]	401	INTEGER, INTENT( in ) :: kt ! time step
	402	INTEGER, INTENT( in ) :: Kbb, Kmm ! time level indices
[3443]	403	!
	404	REAL(wp) :: alkmean = 2426. ! mean value of alkalinity ( Glodap ; for Goyet 2391. )
	405	REAL(wp) :: po4mean = 2.165 ! mean value of phosphates
	406	REAL(wp) :: no3mean = 30.90 ! mean value of nitrate
	407	REAL(wp) :: silmean = 91.51 ! mean value of silicate
	408	!
[5385]	409	REAL(wp) :: zarea, zalksumn, zpo4sumn, zno3sumn, zsilsumn
	410	REAL(wp) :: zalksumb, zpo4sumb, zno3sumb, zsilsumb
[3443]	411	!!---------------------------------------------------------------------
	412
	413	IF(lwp) WRITE(numout,*)
[3557]	414	IF(lwp) WRITE(numout,*) ' p4z_dmp : Restoring of nutrients at time-step kt = ', kt
[3443]	415	IF(lwp) WRITE(numout,*)
	416
[10222]	417	IF( cn_cfg == "ORCA" .OR. cn_cfg == "orca") THEN
[10213]	418	IF( .NOT. lk_c1d ) THEN ! ORCA configuration (not 1D) !
	419	! ! --------------------------- !
	420	! set total alkalinity, phosphate, nitrate & silicate
[10425]	421	zarea = 1._wp / glob_sum( 'p4zsms', cvol(:,:,:) ) * 1e6
[3443]	422
[11949]	423	zalksumn = glob_sum( 'p4zsms', tr(:,:,:,jptal,Kmm) * cvol(:,:,:) ) * zarea
	424	zpo4sumn = glob_sum( 'p4zsms', tr(:,:,:,jppo4,Kmm) * cvol(:,:,:) ) * zarea * po4r
	425	zno3sumn = glob_sum( 'p4zsms', tr(:,:,:,jpno3,Kmm) * cvol(:,:,:) ) * zarea * rno3
	426	zsilsumn = glob_sum( 'p4zsms', tr(:,:,:,jpsil,Kmm) * cvol(:,:,:) ) * zarea
[7753]	427
[10213]	428	IF(lwp) WRITE(numout,*) ' TALKN mean : ', zalksumn
[11949]	429	tr(:,:,:,jptal,Kmm) = tr(:,:,:,jptal,Kmm) * alkmean / zalksumn
[3443]	430
[10213]	431	IF(lwp) WRITE(numout,*) ' PO4N mean : ', zpo4sumn
[11949]	432	tr(:,:,:,jppo4,Kmm) = tr(:,:,:,jppo4,Kmm) * po4mean / zpo4sumn
[3443]	433
[10213]	434	IF(lwp) WRITE(numout,*) ' NO3N mean : ', zno3sumn
[11949]	435	tr(:,:,:,jpno3,Kmm) = tr(:,:,:,jpno3,Kmm) * no3mean / zno3sumn
[3443]	436
[10213]	437	IF(lwp) WRITE(numout,*) ' SiO3N mean : ', zsilsumn
[11949]	438	tr(:,:,:,jpsil,Kmm) = MIN( 400.e-6,tr(:,:,:,jpsil,Kmm) * silmean / zsilsumn )
[10213]	439	!
	440	!
	441	IF( .NOT. ln_top_euler ) THEN
[11949]	442	zalksumb = glob_sum( 'p4zsms', tr(:,:,:,jptal,Kbb) * cvol(:,:,:) ) * zarea
	443	zpo4sumb = glob_sum( 'p4zsms', tr(:,:,:,jppo4,Kbb) * cvol(:,:,:) ) * zarea * po4r
	444	zno3sumb = glob_sum( 'p4zsms', tr(:,:,:,jpno3,Kbb) * cvol(:,:,:) ) * zarea * rno3
	445	zsilsumb = glob_sum( 'p4zsms', tr(:,:,:,jpsil,Kbb) * cvol(:,:,:) ) * zarea
[7753]	446
[10213]	447	IF(lwp) WRITE(numout,*) ' '
	448	IF(lwp) WRITE(numout,*) ' TALKB mean : ', zalksumb
[11949]	449	tr(:,:,:,jptal,Kbb) = tr(:,:,:,jptal,Kbb) * alkmean / zalksumb
[5385]	450
[10213]	451	IF(lwp) WRITE(numout,*) ' PO4B mean : ', zpo4sumb
[11949]	452	tr(:,:,:,jppo4,Kbb) = tr(:,:,:,jppo4,Kbb) * po4mean / zpo4sumb
[5385]	453
[10213]	454	IF(lwp) WRITE(numout,*) ' NO3B mean : ', zno3sumb
[11949]	455	tr(:,:,:,jpno3,Kbb) = tr(:,:,:,jpno3,Kbb) * no3mean / zno3sumb
[5385]	456
[10213]	457	IF(lwp) WRITE(numout,*) ' SiO3B mean : ', zsilsumb
[11949]	458	tr(:,:,:,jpsil,Kbb) = MIN( 400.e-6,tr(:,:,:,jpsil,Kbb) * silmean / zsilsumb )
[10213]	459	ENDIF
[5385]	460	ENDIF
	461	!
[3443]	462	ENDIF
[5385]	463	!
[3443]	464	END SUBROUTINE p4z_dmp
	465
	466
[11949]	467	SUBROUTINE p4z_chk_mass( kt, Kmm )
[3443]	468	!!----------------------------------------------------------------------
	469	!! * ROUTINE p4z_chk_mass *
	470	!!
	471	!! ** Purpose : Mass conservation check
	472	!!
	473	!!---------------------------------------------------------------------
[5547]	474	INTEGER, INTENT( in ) :: kt ! ocean time-step index
[11949]	475	INTEGER, INTENT( in ) :: Kmm ! time level indices
[5547]	476	REAL(wp) :: zrdenittot, zsdenittot, znitrpottot
[5385]	477	CHARACTER(LEN=100) :: cltxt
	478	INTEGER :: jk
[9125]	479	REAL(wp), DIMENSION(jpi,jpj,jpk) :: zwork
[5385]	480	!!----------------------------------------------------------------------
	481	!
[3443]	482	IF( kt == nittrc000 ) THEN
[8533]	483	xfact1 = rfact2r * 12. / 1.e15 * ryyss ! conversion molC/kt --> PgC/yr
	484	xfact2 = 1.e+3 * rno3 * 14. / 1.e12 * ryyss ! conversion molC/l/s ----> TgN/m3/yr
	485	xfact3 = 1.e+3 * rfact2r * rno3 ! conversion molC/l/kt ----> molN/m3/s
[3451]	486	IF( ln_check_mass .AND. lwp) THEN ! Open budget file of NO3, ALK, Si, Fer
[3496]	487	CALL ctl_opn( numco2, 'carbon.budget' , 'REPLACE', 'FORMATTED', 'SEQUENTIAL', -1, 6, .FALSE., narea )
	488	CALL ctl_opn( numnut, 'nutrient.budget', 'REPLACE', 'FORMATTED', 'SEQUENTIAL', -1, 6, .FALSE., narea )
[5385]	489	CALL ctl_opn( numnit, 'nitrogen.budget', 'REPLACE', 'FORMATTED', 'SEQUENTIAL', -1, 6, .FALSE., narea )
	490	cltxt='time-step Alkalinity Nitrate Phosphorus Silicate Iron'
	491	IF( lwp ) WRITE(numnut,*) TRIM(cltxt)
	492	IF( lwp ) WRITE(numnut,*)
[3443]	493	ENDIF
	494	ENDIF
	495
[4996]	496	IF( iom_use( "pno3tot" ) .OR. ( ln_check_mass .AND. kt == nitend ) ) THEN
	497	! Compute the budget of NO3, ALK, Si, Fer
[7646]	498	IF( ln_p4z ) THEN
[11949]	499	zwork(:,:,:) = tr(:,:,:,jpno3,Kmm) + tr(:,:,:,jpnh4,Kmm) &
	500	& + tr(:,:,:,jpphy,Kmm) + tr(:,:,:,jpdia,Kmm) &
	501	& + tr(:,:,:,jppoc,Kmm) + tr(:,:,:,jpgoc,Kmm) + tr(:,:,:,jpdoc,Kmm) &
	502	& + tr(:,:,:,jpzoo,Kmm) + tr(:,:,:,jpmes,Kmm)
[7646]	503	ELSE
[11949]	504	zwork(:,:,:) = tr(:,:,:,jpno3,Kmm) + tr(:,:,:,jpnh4,Kmm) + tr(:,:,:,jpnph,Kmm) &
	505	& + tr(:,:,:,jpndi,Kmm) + tr(:,:,:,jpnpi,Kmm) &
	506	& + tr(:,:,:,jppon,Kmm) + tr(:,:,:,jpgon,Kmm) + tr(:,:,:,jpdon,Kmm) &
	507	& + ( tr(:,:,:,jpzoo,Kmm) + tr(:,:,:,jpmes,Kmm) ) * no3rat3
[7646]	508	ENDIF
	509	!
[10425]	510	no3budget = glob_sum( 'p4zsms', zwork(:,:,:) * cvol(:,:,:) )
[7646]	511	no3budget = no3budget / areatot
	512	CALL iom_put( "pno3tot", no3budget )
[4996]	513	ENDIF
	514	!
[5385]	515	IF( iom_use( "ppo4tot" ) .OR. ( ln_check_mass .AND. kt == nitend ) ) THEN
[7646]	516	IF( ln_p4z ) THEN
[11949]	517	zwork(:,:,:) = tr(:,:,:,jppo4,Kmm) &
	518	& + tr(:,:,:,jpphy,Kmm) + tr(:,:,:,jpdia,Kmm) &
	519	& + tr(:,:,:,jppoc,Kmm) + tr(:,:,:,jpgoc,Kmm) + tr(:,:,:,jpdoc,Kmm) &
	520	& + tr(:,:,:,jpzoo,Kmm) + tr(:,:,:,jpmes,Kmm)
[7646]	521	ELSE
[11949]	522	zwork(:,:,:) = tr(:,:,:,jppo4,Kmm) + tr(:,:,:,jppph,Kmm) &
	523	& + tr(:,:,:,jppdi,Kmm) + tr(:,:,:,jpppi,Kmm) &
	524	& + tr(:,:,:,jppop,Kmm) + tr(:,:,:,jpgop,Kmm) + tr(:,:,:,jpdop,Kmm) &
	525	& + ( tr(:,:,:,jpzoo,Kmm) + tr(:,:,:,jpmes,Kmm) ) * po4rat3
[7646]	526	ENDIF
	527	!
[10425]	528	po4budget = glob_sum( 'p4zsms', zwork(:,:,:) * cvol(:,:,:) )
[7646]	529	po4budget = po4budget / areatot
	530	CALL iom_put( "ppo4tot", po4budget )
[5385]	531	ENDIF
	532	!
	533	IF( iom_use( "psiltot" ) .OR. ( ln_check_mass .AND. kt == nitend ) ) THEN
[11949]	534	zwork(:,:,:) = tr(:,:,:,jpsil,Kmm) + tr(:,:,:,jpgsi,Kmm) + tr(:,:,:,jpdsi,Kmm)
[4996]	535	!
[10425]	536	silbudget = glob_sum( 'p4zsms', zwork(:,:,:) * cvol(:,:,:) )
[4996]	537	silbudget = silbudget / areatot
	538	CALL iom_put( "psiltot", silbudget )
	539	ENDIF
	540	!
[5385]	541	IF( iom_use( "palktot" ) .OR. ( ln_check_mass .AND. kt == nitend ) ) THEN
[11949]	542	zwork(:,:,:) = tr(:,:,:,jpno3,Kmm) * rno3 + tr(:,:,:,jptal,Kmm) + tr(:,:,:,jpcal,Kmm) * 2.
[4996]	543	!
[10425]	544	alkbudget = glob_sum( 'p4zsms', zwork(:,:,:) * cvol(:,:,:) ) !
[4996]	545	alkbudget = alkbudget / areatot
	546	CALL iom_put( "palktot", alkbudget )
	547	ENDIF
	548	!
[5385]	549	IF( iom_use( "pfertot" ) .OR. ( ln_check_mass .AND. kt == nitend ) ) THEN
[11949]	550	zwork(:,:,:) = tr(:,:,:,jpfer,Kmm) + tr(:,:,:,jpnfe,Kmm) + tr(:,:,:,jpdfe,Kmm) &
	551	& + tr(:,:,:,jpbfe,Kmm) + tr(:,:,:,jpsfe,Kmm) &
	552	& + ( tr(:,:,:,jpzoo,Kmm) + tr(:,:,:,jpmes,Kmm) ) * ferat3
[3496]	553	!
[10425]	554	ferbudget = glob_sum( 'p4zsms', zwork(:,:,:) * cvol(:,:,:) )
[3496]	555	ferbudget = ferbudget / areatot
[4996]	556	CALL iom_put( "pfertot", ferbudget )
[3496]	557	ENDIF
[4996]	558	!
[5385]	559	! Global budget of N SMS : denitrification in the water column and in the sediment
	560	! nitrogen fixation by the diazotrophs
	561	! --------------------------------------------------------------------------------
	562	IF( iom_use( "tnfix" ) .OR. ( ln_check_mass .AND. kt == nitend ) ) THEN
[10425]	563	znitrpottot = glob_sum ( 'p4zsms', nitrpot(:,:,:) * nitrfix * cvol(:,:,:) )
[8533]	564	CALL iom_put( "tnfix" , znitrpottot * xfact3 ) ! Global nitrogen fixation molC/l to molN/m3
[5385]	565	ENDIF
	566	!
	567	IF( iom_use( "tdenit" ) .OR. ( ln_check_mass .AND. kt == nitend ) ) THEN
[10425]	568	zrdenittot = glob_sum ( 'p4zsms', denitr(:,:,:) * rdenit * xnegtr(:,:,:) * cvol(:,:,:) )
	569	zsdenittot = glob_sum ( 'p4zsms', sdenit(:,:) * e1e2t(:,:) * tmask(:,:,1) )
[8533]	570	CALL iom_put( "tdenit" , ( zrdenittot + zsdenittot ) * xfact3 ) ! Total denitrification molC/l to molN/m3
[5385]	571	ENDIF
	572	!
[4996]	573	IF( ln_check_mass .AND. kt == nitend ) THEN ! Compute the budget of NO3, ALK, Si, Fer
[10425]	574	t_atm_co2_flx = t_atm_co2_flx / glob_sum( 'p4zsms', e1e2t(:,:) )
[5385]	575	t_oce_co2_flx = t_oce_co2_flx * xfact1 * (-1 )
	576	tpp = tpp * 1000. * xfact1
	577	t_oce_co2_exp = t_oce_co2_exp * 1000. * xfact1
[4996]	578	IF( lwp ) WRITE(numco2,9000) ndastp, t_atm_co2_flx, t_oce_co2_flx, tpp, t_oce_co2_exp
[5385]	579	IF( lwp ) WRITE(numnut,9100) ndastp, alkbudget * 1.e+06, &
[4996]	580	& no3budget * rno3 * 1.e+06, &
[5385]	581	& po4budget * po4r * 1.e+06, &
[4996]	582	& silbudget * 1.e+06, &
	583	& ferbudget * 1.e+09
[5385]	584	!
	585	IF( lwp ) WRITE(numnit,9200) ndastp, znitrpottot * xfact2 , &
[9124]	586	& zrdenittot * xfact2 , &
	587	& zsdenittot * xfact2
[4996]	588	ENDIF
	589	!
[3496]	590	9000 FORMAT(i8,f10.5,e18.10,f10.5,f10.5)
[5385]	591	9100 FORMAT(i8,5e18.10)
	592	9200 FORMAT(i8,3f10.5)
[3443]	593	!
	594	END SUBROUTINE p4z_chk_mass
	595
	596	!!======================================================================
	597	END MODULE p4zsms

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